Index
I-9
Serial Port Status Register
Serial Port Transmit Data Register
SFNM bit (Special Fully Nested Mode) 7-13
signal description
A1 (Latched Address Bit 1) 3-8
A2 (Latched Address Bit 2) 3-8
AD15-AD0 (Address and Data Bus) 3-2
AD7-AD0 (Address and Data Bus) 3-1
ALE (Address Latch Enable) 3-2
CLKDIV2 (Clock Divide by 2) 3-12
DT/R (Data Transmit or Receive) 3-4
HLDA (Bus Hold Acknowledge) 3-4
INT0 (Maskable Interrupt Request 0) 3-5
INT1 (Maskable Interrupt Request 1) 3-5
INT2 (Maskable Interrupt Request 2) 3-5
INT3 (Maskable Interrupt Request 3) 3-6
INT4 (Maskable Interrupt Request 4) 3-6
INTA0 (Interrupt Acknowledge 0) 3-5
INTA1 (Interrupt Acknowledge 1) 3-6
IRQ (Slave Interrupt Request) 3-6
LCS (Lower Memory Chip Select) 3-6
MA15-MA7 (Multiplexed Address Bus) 3-2
MCS2-MCS0 (Midrange Memory Chip Selects 2-0)
MCS3 (Midrange Memory Chip Select 3) 3-7
NMI (Nonmaskable Interrupt) 3-7
ONCE0 (ONCE Mode Request 0) 3-6
ONCE1 (ONCE Mode Request 1) 3-13
PCS30-PCS0 (Peripheral Chip Selects 3-0) 3-7
PCS5 (Peripheral Chip Select 5) 3-8
PCS6 (Peripheral Chip Select 6) 3-8
PIO31-PIO0 (Programmable I/O Pins 31-0) 3-8
RFSH2/ADEN (Refresh 2/Address Enable) 3-11
S2-S0 (Bus Cycle Status 2-0) 3-11
SDEN1-SDEN0 (Serial Data Enables 1-0) 3-12
UCS (Upper Memory Chip Select) 3-13
UZI (Upper Zero Indicate) 3-14
SINC bit (Source Increment) 9-4
SM/IO bit (Source Address Space Select) 9-3
Special fully nested mode 7-11
Specific EndofInterrupt Register
description
SPI bit (Serial Port Interrupt InService) 7-22
SPI bit (Serial Port Interrupt Mask) 7-24
SPI bit (Serial Port Interrupt Request) 7-21
SRDY signal (Synchronous Ready)
ST bit (Start/Stop DMA Channel) 9-4
SYN1-SYN0 field (Synchronization Type) 9-4
Synchronous Serial Control Register
Synchronous Serial Receive Register
Synchronous Serial Status Register
Synchronous Serial Transmit 0 Register
Summary of Contents for AM186EM
Page 1: ...Am186 EM and Am188 EM Microcontrollers User s Manual...
Page 4: ...iv...
Page 12: ...Table of Contents xii...
Page 62: ...Peripheral Control Block 4 10...
Page 76: ...Chip Select Unit 5 14...
Page 122: ...Timer Control Unit 8 8...
Page 136: ...DMA Controller 9 14...
Page 144: ...Asynchronous Serial Port 10 8...
Page 158: ...Programmable I O Pins 12 6...
Page 186: ...Index I 12...